determine the discriminant and the nature of the roots of the following equation. please

Answer:
1. 0,a=1,b=4,c=4
2.0,a=1,b=2,c=1
3.1,a=1,b=3,c=2
4.25,a=2,b=3,c=-2
5.9,a=2,b=5,c=2
Step-by-step explanation:
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